Home / 41,305,013.80-61,957,520.70-19,781,653.30

Finding the Fourth Proportional to 41,305,013.80, 61,957,520.70 and 19,781,653.30

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Solution

The fourth proportional to 41,305,013.80, 61,957,520.70 and 19,781,653.30 is: 29,672,479.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,305,013.80 : 61,957,520.70 = 19,781,653.30 : x
  2. Step 2: Convert to fraction form
    41,305,013.80/61,957,520.70 = 19,781,653.30/x
  3. Step 3: Cross multiply
    41,305,013.80x = 61,957,520.70 × 19,781,653.30
  4. Step 4: Simplify right side
    41,305,013.80x = 1,225,622,193,814,973.50
  5. Step 5: Solve for x
    x = 1,225,622,193,814,973.50/41,305,013.80
  6. Step 6: Final answer
    x = 29,672,479.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.